3775489769 has 2 divisors, whose sum is σ = 3775489770. Its totient is φ = 3775489768.

The previous prime is 3775489759. The next prime is 3775489793. The reversal of 3775489769 is 9679845773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3169690000 + 605799769 = 56300^2 + 24613^2 .

It is a cyclic number.

It is not a de Polignac number, because 3775489769 - 2²⁰ = 3774441193 is a prime.

It is a super-2 number, since 2×3775489769² = 28508645991647346722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3775489759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1887744884 + 1887744885.

It is an arithmetic number, because the mean of its divisors is an integer number (1887744885).

Almost surely, 2^3775489769 is an apocalyptic number.

It is an amenable number.

3775489769 is a deficient number, since it is larger than the sum of its proper divisors (1).

3775489769 is an equidigital number, since it uses as much as digits as its factorization.

3775489769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80015040, while the sum is 65.

The square root of 3775489769 is about 61445.0141915518. The cubic root of 3775489769 is about 1557.1284245086.

The spelling of 3775489769 in words is "three billion, seven hundred seventy-five million, four hundred eighty-nine thousand, seven hundred sixty-nine".